<template>
	<view v-if="goods_info.goods_name" class="good-detail-container">
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
			<swiper-item v-for="(item,i) in goods_info.pics" :key="i">
				<image :src="item.pics_big" @click="preview(i)"></image>
			</swiper-item>
		</swiper>
		
		
		<!-- 商品信息区域 -->
		<view class="goods-info-box">
			<!-- 商品价格 -->
			<view class="price">
				￥{{goods_info.goods_price}}
			</view>
			<!-- 商品信息主体区域 -->
			<view class="goods-info-body">
				<!-- 商品的名字 -->
				<view class="goods-name">
					{{goods_info.goods_name}}
				</view>
				<!-- 收藏 -->
				<view class="favi">
					<uni-icons type="star" size="18" color="gray"></uni-icons>
					<text>收藏</text>
				</view>
			</view>
			<!-- 运费 -->
			<view class="yf">
				快递:免运费
			</view>
		</view>
		
		<!-- 商品详情信息 -->
		<rich-text :nodes="goods_info.goods_introduce"></rich-text>
		<!-- 商品导航区域 -->
		<view class="goods_nav">
			<uni-goods-nav :fill="true"  :options="options" :buttonGroup="buttonGroup"  @click="onClick" @buttonClick="buttonClick" />
		</view>
	</view>
</template>

<script>
	import {mapState,mapMutations,mapGetters} from 'vuex'
	export default {
		computed:{
			...mapState('m_cart',[]),
			...mapGetters('m_cart',['total'])
		},
		watch:{
			total:{
				handler(newval){
				const findResult=this.options.find(x=>x.text==='购物车')
				if(findResult){
					findResult.info=newval
				}
				},
				immediate:true
			},
			
		},
		data() {
			return {
				goods_info:{},
				options: [{
				            icon: 'shop',
				            text: '店铺',
				            infoBackgroundColor:'#007aff',
				            infoColor:"red"
				        }, {
				            icon: 'cart',
				            text: '购物车',
				            info: 0
				        }],
				        buttonGroup: [{
				          text: '加入购物车',
				          backgroundColor: '#ff0000',
				          color: '#fff'
				        },
				        {
				          text: '立即购买',
				          backgroundColor: '#ffa200',
				          color: '#fff'
				        }
				        ]
			};
		},
		onLoad(options) {
			// console.log(options)
			const goods_id=options.goods_id
			this.getGoodsDetail(goods_id)
		},
		methods:{
			...mapMutations('m_cart',['addToCart']),
		async	getGoodsDetail(goods_id){
			const {data:res} = await	uni.$http.get('/api/public/v1/goods/detail',{goods_id})
			if(res.meta.status!==200) return uni.$showMsg()
			res.message.goods_introduce=res.message.goods_introduce.replace(/<img /g,'<img style="display:block" ').replace(/weap/g,'jpg')
			this.goods_info=res.message
			},
			preview(i){
				uni.previewImage({
					current:i,
					//map函数：新数组中的元素是经过map函数内部代码块处理过的数据 这里相当于循环所有的goods_info.pics
					urls:this.goods_info.pics.map(x => x.pics_big)
				})
			},
			  onClick (e) {
				  if(e.content.text==='购物车'){
					  uni.switchTab({
					  	url:'/pages/cart/cart'
					  })
				  }
			      },
			      buttonClick (e) {
			     if(e.content.text==='加入购物车'){
					 //商品的信息对象
					 const goods={
						 goods_id:this.goods_info.goods_id,
						 goods_name:this.goods_info.goods_name,
						 goods_price:this.goods_info.goods_price,
						 goods_count:1,
						 goods_small_logo:this.goods_info.goods_small_logo,
						 goods_state:true
					 }
					 //调用addToCart
					 this.addToCart(goods)
				 }
			      }
		}
	}
</script>

<style lang="scss">

swiper{
	height: 750rpx;
	image{
		width: 100%;
		height: 100%;
	}
}

.goods-info-box{
	padding: 10px;
	padding-right: 0;
	.price{
		color: #C00000;
		font-size: 18px;
		margin: 10px 0;
	}
	.goods-info-body{
		display: flex;
		justify-content: space-between;
		.goods-name{
			font-size: 13px;
			margin-right: 10px;
		}
		.favi{
			width: 120px;
			font-size: 12px;
			display: flex;
			flex-direction: column;
			align-items: center;
			align-items: center;
			border-left: 1px solid #efefef;
			color: gray;
		}
	}
	.yf{
		font-size: 12px;
		color: gray;
		margin: 10px 0;
	}
}

.goods_nav{
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
}

.good-detail-container{
	padding-bottom: 50px;
}
</style>
